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  3. CHEVY 591396

CHEVY 591396 Nos Countergear Gm General 4.421 Chevy/gmc 4-SPEED 3RD

fits make: Chevy, Gmc. year: 1948–1967.

591396 General Motors 4.421 Nos 1948-1967 Chevy/gmc 4-speed 3rd Speed Countergear Gm

( Brand: Chevy ), ( Manufacturer Part Number: 591396 ), ( Part Type: Motor ), ( Core Charge: Chevrolet/gmc Commercial Utility Muncie 4-speed ), ( Oe/oem Part Number: Transmission ), ( Surface Finish: 1958 1959 1960 1961 1962 1963 1964 ), ( Vintage Part: Yes ), ( Country Of Origin: United States )

Review CHEVY General Motors 4.421 Nos Chevy/gmc 4-speed 3rd Speed Countergear Gm fits 1948–1967

Introducing the 4.421 Nos. 1948-1967 Chevrolet/GMC 4-Speed Transmission Third Counter Gear, a high-quality component for classic vehicle enthusiasts. This third counter gear is a crucial part of the manual transmission system, responsible for synchronizing the rotation of gears and ensuring a smooth shifting experience.

This third counter gear is meticulously designed and manufactured to meet the original equipment specifications of Chevrolet and GMC vehicles produced between the years 1948 and 1967. The gear is precision-engineered using only the finest materials and manufacturing processes to ensure a perfect fit and reliable performance.

The third counter gear features a robust design with hardened steel teeth that provide superior durability and longevity. The gear teeth are carefully machined to ensure precise engagement with the other gears in the transmission, resulting in smooth and consistent shifts.

This third counter gear is also designed to be easy to install, making it an excellent choice for DIY enthusiasts. It comes complete with all necessary hardware and instructions to make the installation process as seamless as possible.

Additionally, this third counter gear is backed by a customer satisfaction guarantee, ensuring that you can purchase with confidence. Whether you are restoring a classic vehicle or simply looking to upgrade your existing transmission, this third counter gear is an excellent choice.

In summary, the 4.421 Nos. 1948-1967 Chevrolet/GMC 4-Speed Transmission Third Counter Gear is a high-quality component designed to meet the specific needs of classic vehicle enthusiasts. With its robust design, precision manufacturing, and ease of installation, it is an essential addition to any classic Chevrolet or GMC vehicle.

Buying a 4-speed 3rd countergear for a 1948-1967 Chevy or GMC truck with the part number 591396 and 4.421 nos can have both advantages and disadvantages, depending on your specific needs, budget, and goals. Here are some potential pros and cons:

Pros:

1. Cost-effective: Compared to rebuilding or replacing the entire transmission, buying a used 4-speed 3rd countergear can save you a significant amount of money.

2. Availability: These countergears are relatively common and easy to find in the used market, which can make the search and purchase process more straightforward.

3. Manual Transmission Experience: If you're a gearhead or a purist, having a manual transmission in your classic Chevy or GMC truck can add to the driving experience and increase the vehicle's value.

4. Customizability: A used 4-speed 3rd countergear can be an opportunity to customize your transmission, allowing you to tweak the gearing ratios to better suit your driving style or terrain.

Cons:

1. Wear and Tear: Used parts, especially those as critical as transmission components, can come with wear and tear that may require additional work or maintenance.

2. Compatibility: Ensure that the used 4-speed 3rd countergear is compatible with your specific Chevy or GMC model and year. A mismatch could result in transmission damage or poor performance.

3. Quality: The quality of used parts can vary, so it's essential to buy from a reputable seller to minimize the risk of receiving a faulty or low-quality countergear.

4. Installation: Installing a used 4-speed 3rd countergear may require professional assistance, which can add to the overall cost and time investment.

In conclusion, buying a used 4-speed 3rd countergear for a 1948-1967 Chevy or GMC truck with the part number 591396 and 4.421 nos can be a cost-effective and customizable option. However, potential issues like wear and tear, compatibility, quality, and installation can make the decision more complex. To mitigate risks, consider purchasing from a trusted supplier and ensuring compatibility with your specific vehicle. Ultimately, it's crucial to weigh the pros and cons carefully and determine whether the benefits outweigh the potential challenges for your particular situation. If you are unsure, consulting a professional mechanic or transmission expert could help you make an informed decision.

Recommendation: Consider the following recommendations when deciding to buy a used 4-speed 3rd countergear for your 1948-1967 Chevy or GMC truck:

1. Verify compatibility: Confirm that the used 4-speed 3rd countergear is suitable for your specific Chevy or GMC model and year.

2. Research sellers: Look for reputable sellers with good customer reviews and a solid track record of providing high-quality used parts.

3. Inspect the part: If possible, inspect the countergear in person or request detailed photos and information from the seller.

4. Consider professional installation: If you're unsure about the installation process, consider hiring a professional mechanic or transmission expert to minimize the risk of damaging your transmission.

5. Budget for additional costs: Be prepared for additional costs related to potential wear and tear, compatibility checks, and professional installation.

Details:

NOS GM part 591396.

part #: 591396 prices

  • $29.00-$74.99

specifications othellodrivetrain:

  • for makes: Chevy, Gmc
  • for years: 1948-1967
  • brand: Chevy
  • mpn: 591396
  • part type: Motor
  • core charge: Chevrolet/gmc Commercial Utility Muncie 4-speed
  • oe/oem part number: Transmission
  • surface finish: 1958 1959 1960 1961 1962 1963 1964
  • vintage part: Yes
  • country of origin: United States

seller othellodrivetrain:

  • city: Linden, Michigan
  • rating: 100.0%
  • # reviews: 4326

offer othellodrivetrain:

  • started: January 14, 2026
  • quantity: 1
  • options: Ship-to-home
  • availability: In Stock
  • sold: 0

general othellodrivetrain:

  • Car Truck Parts Accessories > Transmission Drivetrain > Other Transmission Drivetrain
  • condition: New other see details

shipping othellodrivetrain:

  • class: Standard
  • type: Calculated
  • service: USPS Ground Advantage
  • carrier: USPS
  • transit: 3-9 Days
  • cost: $7.71

returns othellodrivetrain:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Seller

payments othellodrivetrain:

  • wallet: Apple-pay
  • other
  • credit card: Mastercard
for makes: chevy, gmc, for years: 1948-1967, part type: motor, core charge: chevrolet/gmc commercial utility muncie 4-speed, oe/oem part number: transmission, surface finish: 1958 1959 1960 1961 1962 1963 1964, vintage part: yes, country of origin: united states,
category: auto parts > car truck parts accessories > transmission drivetrain, sku: 11858573343849631,

Chevy 591396 Is Similar To:

othellodrivetrain logo
3 offers $29.00–$74.99 USD
  • Offer #1: $29.00 price + $8.13 shipping estimate = $37.13* total. NOS GM part.+$8.13 shipping
  • Offer #2: $74.99 price + $20.75 shipping estimate = $95.74* total. Fits 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 Chevrolet GMC 1/2 ton 3/4 ton 1 ton 1-1/2 ton and 2 ton trucks. NOS 4-SPEED TRANSMISSION 3RD GEAR PART#WT-250-34 GM# NEW GM#360879.+$20.75 shipping
  • Offer #3: $45.00 price + $8.25 shipping estimate = $53.25* total. 48 states only.. NOS 1948-1967 Chevy/GMC 4-Speed Trans.+$8.25 shipping

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